---
- name: Update apt cache
  apt:
    update_cache: yes
    cache_valid_time: "{{ aptcachetime }}"

- name: Upgrade all apt packages
  apt: upgrade=dist

- name: Add deb repository
  apt_repository:
    repo: ppa:papirus/papirus
    state: present
    update_cache: no

- name: Install Materia-KDE
  apt:
    name: "{{ item }}"
    install_recommends: yes
    state: latest
    update_cache: yes
    cache_valid_time: "{{ aptcachetime }}"
  loop: ['materia-kde', 'papirus-icon-theme']

- name: Apply global theme
  command: "lookandfeeltool -a com.github.varlesh.materia-dark"
  become: true
  become_user: "{{ ansible_env.USER }}"
...